phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('be0c108aa7b6bd6eb0f6bd4455d6311b', -1, 1708490806, 1708490806, '2cd24d49', -8, 0, 0)

Line : 187
File : sessions.php